Overview
The Dodge NSTU-SXR-107 (Mfr. #131166) is a precision take-up ball bearing engineered for demanding industrial applications. Part of the Dodge SXR line of eccentric collar mounted bearings, this 207 Series unit delivers reliable performance in mechanical power transmission systems. The 1-7/16″ bore diameter fits standard shaft sizes and works seamlessly with NS308 narrow-slot take-up frames.
Key Features
- Eccentric Collar Mount: Eccentric collar locking system with dual guard land-riding, positive contact seal
- 207 Series Standard Duty: Narrow slot, non-expansion, normal duty, single-lip design
- High Load Capacity: 5,759 lbs dynamic load, 3,461 lbs static load
- Sealed Design: Single-lip contact seal with grease lubrication (Unirex N2 recommended)
- Speed-Rated: Maximum operating speed of 3,500 RPM
- Proven SXR Technology: Stronger and flexible ball cage with simplified anti-rotation device
Technical Specifications
- Bore Diameter: 1-7/16″ (1.4375″)
- Overall Length: 4-1/2″
- Width: 1.95″
- Height: 4.13″
- Weight: 1.294 kg (2.85 lbs approx.)
- Bearing Series: 207
- Housing Type: Cast iron, narrow-slot take-up unit
- Dynamic Load Capacity: 5,759 lbf
- Static Load Capacity: 3,461 lbf
- Maximum Speed: 3,500 RPM
- Lubrication: Grease (Unirex N2)
- Seal Type: Single-lip contact seal
- UPC: 782475117246
Typical Applications
Take-up bearings are used in conveyor systems, mechanical drives, and industrial automation where belt or chain tension adjustment is required. The NSTU-SXR-107’s narrow slot design and eccentric collar mount make it ideal for:
- Conveyor and belting systems requiring automatic tensioning
- Heavy-duty power transmission equipment
- Industrial drive mechanisms and mechanical power transmission
- Motion control assemblies in manufacturing environments
- Equipment where compact, fixed take-up installation is needed
Compatibility & Replacements
Compatible With
- NS308 Narrow-Slot Take-Up Frames
- Dodge SXR eccentric collar mounted bearing systems
- Standard conveyor and drive applications using 1-7/16″ shaft diameter
- Motion control assemblies and industrial automation systems
Replaces / Drop-In Replacement For
- Dodge 131166 (same unit)
- INS-SXR-107 insert bearing (when installed in compatible take-up housing)
Works With
- Dodge take-up frames and pillow block assemblies
- NS308 narrow-slot take-up mounting systems
- Standard grease lubrication systems (Unirex N2)
- Industrial power transmission and conveyor systems
